<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<%	
	out.println(request.getAttribute("update_export"));
	out.println(request.getAttribute("upload_export"));
	out.println(session.getAttribute("update_export"));
	out.println(session.getAttribute("upload_export"));
%>
<form name="update_export" action="data_exchange.jsp" method="post">
<input type="submit" value="update_export" onclick=<% session.setAttribute("update_export",true);
request.setAttribute("update_export",true);%>"/>
</form>
<form name="upload_export" action="data_exchange.jsp" method="post">
<input type="file" value="upload_file" accept="*.props"/>
<input type="submit" value="upload"/>
</form>
</body>
</html>